Mars Rover device gets new mission on EarthDeveloped to sniff out extraterrestrial life on other planets, a portable device known as the Mars Organic Analyzer (MOA) is taking on a new role in detecting air pollutants on Earth.

Low-emission, high-performance engine for future hybridsIn an advance toward introduction of an amazing new kind of internal combustion engine, researchers are reporting development and use of a new and more accurate computer model to assess performance of the so-called free-piston linear alternator